Perhaps you should try some spelling variations:
thieu manh » hieu manh, tien manh, trieu minh
luan chung » luan chinh
cong thanh » dong thanh, cong trinh, truong thanh
hoc thieu » toc thieu, hoc hien
hang luan » tang luan, dung luan
anh hang » anh hoang, anh hung, anh bang
cong tan » cong tac, cong san, cong ty
toan cau » toan cao, toan ban, toan tap

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: hoc thieu manh - anh hang luan chung ((cong tan) or (cong thanh)) toan cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc thieu manh - anh hang luan chung ((cong tan) OR (cong thanh)) toan cau*.